53925839 has 4 divisors (see below), whose sum is σ = 58828200. Its totient is φ = 49023480.

The previous prime is 53925797. The next prime is 53925863. The reversal of 53925839 is 93852935.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 53925839 - 2⁸ = 53925583 is a prime.

It is a super-2 number, since 2×53925839² = 5815992223707842, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 53925839.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53922839) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2451164 + ... + 2451185.

It is an arithmetic number, because the mean of its divisors is an integer number (14707050).

Almost surely, 2^53925839 is an apocalyptic number.

53925839 is a deficient number, since it is larger than the sum of its proper divisors (4902361).

53925839 is a wasteful number, since it uses less digits than its factorization.

53925839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4902360.

The product of its digits is 291600, while the sum is 44.

The square root of 53925839 is about 7343.4214777582. The cubic root of 53925839 is about 377.8032042062.

The spelling of 53925839 in words is "fifty-three million, nine hundred twenty-five thousand, eight hundred thirty-nine".